120123311031101 has 16 divisors (see below), whose sum is σ = 137321715456000. Its totient is φ = 102934393051248.

The previous prime is 120123311031091. The next prime is 120123311031133. The reversal of 120123311031101 is 101130113321021.

It is a cyclic number.

It is not a de Polignac number, because 120123311031101 - 2¹⁸ = 120123310768957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120123311031301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 424925000 + ... + 425207598.

It is an arithmetic number, because the mean of its divisors is an integer number (8582607216000).

Almost surely, 2^{120123311031101} is an apocalyptic number.

It is an amenable number.

120123311031101 is a deficient number, since it is larger than the sum of its proper divisors (17198404424899).

120123311031101 is a wasteful number, since it uses less digits than its factorization.

120123311031101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299168.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 120123311031101 its reverse (101130113321021), we get a palindrome (221253424352122).

The spelling of 120123311031101 in words is "one hundred twenty trillion, one hundred twenty-three billion, three hundred eleven million, thirty-one thousand, one hundred one".